Testing The Anode Earth Current With An Anode Tester - Viessmann VITODENS 242-F Installation And Service Instructions Manual
3.2 to 26 kw gas condensing/solar storage combi boiler gas council no. 41-819-18; 41-819-19 natural gas and lpg version
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Also See for VITODENS 242-F:
- Installation and service instructions manual (152 pages) ,
- Technical manual (112 pages) ,
- Installation and service instructions for contractors (144 pages)
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Further details regarding the individual steps
Testing the anode earth current with an anode tester
Note
We recommend that the magnesium
anode function is checked annually. This
function test can be carried out without
interrupting operation, by measuring the
earth current with an anode tester.
1. Remove cover A.
2. Remove earth cable B from tab
C.
Commissioning, inspection, maintenance
(cont.)
3. Connect tester (up to 5 mA ) in series
between tab C and earth cable B.
■ If the current measures > 0.3 mA
the anode is OK.
■ If the current measures < 0.3 mA or
if there is no current at all, inspect
the anode visually (see page 68).
65
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